00373 a2200145 4500020001500000082001300015100002200028245004100050250001200091260004700103300002200150650001400172700002100186700002000207 a0030059380 a540bSKO aSkoog, Douglas A. aFundamentals of analytical chemistry a7th ed. aphiladelphiabSaunders Collegec1996g1996 axviii,971p.c26cm aChemistry aHoller, F. James aWest, Donald M.